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प्रश्न
Give one equation to show the following properties of sulphuric acid:
As a non-volatile acid
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उत्तर
As a non-volatile acid:
It has a high boiling point, so it is used to prepare volatile acids such as HCl, HNO3 and acetic acid from their salts.
NaCl + H2SO4 → NaHSO4 + HCl
NaNO3 + H2SO4 → NaHSO4 + HNO3
CH3COONa + H2SO4 → NaHSO4 + CH3COOH
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संबंधित प्रश्न
Identify the acid in the following case:
The acid which produces sugar charcoal from sugar.
Name the products formed when hot and concentrated sulphuric acid reacts with NaOH.
Why is H2SO4 is not used as a drying agent for H2S?
Give reason for the following:
Concentrated sulphuric acid should not be added to oxalic acid or formic acid in the open laboratory.
A, B, C and D summarize the properties of sulphuric acid depending on whether it is dilute or concentrated. Choose the property (A, B, C or D), depending on which is relevant to each of the preparations (i) to (ii).
A. Dilute acid (typical acid properties)
B. Non-volatile acid
C. Oxidizing agent
D. Dehydrating agent
(i) Preparation of hydrogen chloride.
(ii) Preparation of ethane from ethanol
(iii) Preparation of copper sulphate from copper oxide.
State one appropriate observation of the following:
Dehydration of concentrated sulphuric acid with sugar crystals.
Give a balanced chemical equation for the action of sulphuric acid on the following:
Sulphur
Give balanced chemical equation to prepare the following salt:
Lead sulphate from lead carbonate
Give balanced chemical equation to prepare the following salt:
Sodium sulphate using dilute sulphuric acid
The property exhibited by concentrated sulphuric acid when it is used to prepare hydrogen chloride gas from potassium chloride is ______.
